ViewSonic PJ750 19
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Screen Messages
Periodically, messages appear on-screen to inform you of certain conditions. Most screen messages
disappear after three (3) minutes and display again when you turn on the projector. The table below
identifies various screen messages and their meanings.
Table 4: Screen Messages
Screen Message Meaning or Action Required
CHANGE THE LAMP
AFTER REPLACING THE LAMP,
RESET THE LAMP TIME
The lamp service life is nearing its end. Replace the
lamp soon. This message displays after about 1300
hours of lamp usage.
CHANGE THE LAMP
AFTER REPLACING THE LAMP,
RESET THE LAMP TIME
THE POWER WILL TURN OFF AFTER
** HR.
The lamp shuts off after approximately ** hours
have elapsed. Replace the lamp before the indicated
hours have elapsed.
CHANGE THE LAMP
AFTER REPLACING THE LAMP,
RESET THE LAMP TIME
THE POWER WILL TURN OFF AFTER
0 HR.
The lamp shuts off very soon because the remaining
usage hours has elapsed. Replace the lamp
immediately.
NO INPUT IS DETECTED The ViewSonic PJ750 is not receiving a signal from
the source.
SYNC IS OUT OF RANGE The current horizontal or vertical frequency signal
from the computer cannot be used by this projector.
CHECK THE AIR FLOW The sensor has detected restricted air flow or no air
flow. Make sure the air vents are clear and the air
filter is clean.